Adding Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole. It consists of a numerator (top number) and a denominator (bottom number).

Front

What does the numerator in a fraction represent?

Back

The numerator indicates how many parts of the whole are being considered.

Front

What does the denominator in a fraction represent?

Back

The denominator shows the total number of equal parts the whole is divided into.

Front

How do you add fractions with the same denominator?

Back

Add the numerators together and keep the same denominator. For example, 2/5 + 1/5 = (2+1)/5 = 3/5.

Front

What is the first step in adding fractions with different denominators?

Back

Find a common denominator for both fractions.

Front

What is a common denominator?

Back

A common denominator is a number that is a multiple of both denominators in the fractions being added.

Front

How do you convert fractions to have a common denominator?

Back

Multiply the numerator and denominator of each fraction by the necessary factor to reach the common denominator.

Front

What is the sum of 1/4 + 1/4?

Back

1/4 + 1/4 = 2/4, which simplifies to 1/2.

Front

What is the sum of 2/12 + 3/12?

Back

2/12 + 3/12 = 5/12.

Front

What is the sum of 3/6 + 2/6?

Back

3/6 + 2/6 = 5/6.